Cita APA (7th ed.)

ebrary, Inc, Steen, D. B., & Dyson, H. L. (2009). Vaccinations: Types, potential complications and health effects. Nova Science Publishers.

Cita Chicago (17th ed.)

ebrary, Inc, David B. Steen, i Howard L. Dyson. Vaccinations: Types, Potential Complications and Health Effects. Hauppauge, N.Y.: Nova Science Publishers, 2009.

Cita MLA (9th ed.)

ebrary, Inc, et al. Vaccinations: Types, Potential Complications and Health Effects. Nova Science Publishers, 2009.